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es2csv
======
A CLI tool for exporting data from Elasticsearch into a CSV file
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Command line utility, written in Python, for querying Elasticsearch in Lucene query syntax or Query DSL syntax and exporting result as documents into a CSV file. This tool can query bulk docs in multiple indices and get only selected fields, this reduces query execution time.
Quick Look Demo
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.. figure:: https://cloud.githubusercontent.com/assets/7491121/12016825/59eb5f82-ad58-11e5-81eb-871a49e39c37.gif
Requirements
------------
| This tool should be used with Elasticsearch 5.x version, for older version please check `2.x release <https://github.com/taraslayshchuk/es2csv/tree/2.x>`_.
| You also need `Python 2.7.x <https://www.python.org/downloads/>`_ and `pip <https://pip.pypa.io/en/stable/installing/>`_.
Installation
------------
>From source:
.. code-block:: bash
$ pip install git+https://github.com/taraslayshchuk/es2csv.git
>From pip:
.. code-block:: bash
$ pip install es2csv
Usage
-----
.. code-block:: bash
$ es2csv [-h] -q QUERY [-u URL] [-a AUTH] [-i INDEX [INDEX ...]]
[-D DOC_TYPE [DOC_TYPE ...]] [-t TAGS [TAGS ...]] -o FILE
[-f FIELDS [FIELDS ...]] [-S FIELDS [FIELDS ...]] [-d DELIMITER]
[-m INTEGER] [-s INTEGER] [-k] [-r] [-e] [--verify-certs]
[--ca-certs CA_CERTS] [--client-cert CLIENT_CERT]
[--client-key CLIENT_KEY] [-v] [--debug]
Arguments:
-q, --query QUERY Query string in Lucene syntax. [required]
-o, --output-file FILE CSV file location. [required]
-u, --url URL Elasticsearch host URL. Default is http://localhost:9200.
-a, --auth Elasticsearch basic authentication in the form of username:password.
-i, --index-prefixes INDEX [INDEX ...] Index name prefix(es). Default is ['logstash-*'].
-D, --doc-types DOC_TYPE [DOC_TYPE ...] Document type(s).
-t, --tags TAGS [TAGS ...] Query tags.
-f, --fields FIELDS [FIELDS ...] List of selected fields in output. Default is ['_all'].
-S, --sort FIELDS [FIELDS ...] List of <field>:<direction> pairs to sort on. Default is [].
-d, --delimiter DELIMITER Delimiter to use in CSV file. Default is ",".
-m, --max INTEGER Maximum number of results to return. Default is 0.
-s, --scroll-size INTEGER Scroll size for each batch of results. Default is 100.
-k, --kibana-nested Format nested fields in Kibana style.
-r, --raw-query Switch query format in the Query DSL.
-e, --meta-fields Add meta-fields in output.
--verify-certs Verify SSL certificates. Default is False.
--ca-certs CA_CERTS Location of CA bundle.
--client-cert CLIENT_CERT Location of Client Auth cert.
--client-key CLIENT_KEY Location of Client Cert Key.
-v, --version Show version and exit.
--debug Debug mode on.
-h, --help show this help message and exit
[ `Usage Examples <https://github.com/taraslayshchuk/es2csv/blob/5.5.2/docs/EXAMPLES.rst>`_ | `Release Changelog <https://github.com/taraslayshchuk/es2csv/blob/5.5.2/docs/HISTORY.rst>`_ ]
.. :changelog:
Release Changelog
=================
5.5.2 (2018-03-21)
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- Fixed encoding in field name to UTF-8. (Issue `#35 <https://github.com/taraslayshchuk/es2csv/issues/35>`_)
- Added --sort(-S) argument for sorting data by selected field. (Issue `#41 <https://github.com/taraslayshchuk/es2csv/issues/41>`_)
- Added requirement for version of python 2.7.*. (Issue `#8 <https://github.com/taraslayshchuk/es2csv/issues/8>`_, `#12 <https://github.com/taraslayshchuk/es2csv/issues/12>`_, `#20 <https://github.com/taraslayshchuk/es2csv/issues/20>`_, `#29 <https://github.com/taraslayshchuk/es2csv/issues/29>`_, `#33 <https://github.com/taraslayshchuk/es2csv/issues/33>`_ and `#38 <https://github.com/taraslayshchuk/es2csv/issues/38>`_)
- Update documentation with examples.
- Updating version elasticsearch-py to 5.5.*.
5.2.1 (2017-04-02)
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- Added --verify-certs, --ca-certs, --client-cert, --client-key arguments for SSL configuration. (Issue `#11 <https://github.com/taraslayshchuk/es2csv/issues/11>`_ and `#24 <https://github.com/taraslayshchuk/es2csv/issues/24>`_, Pull `#22 <https://github.com/taraslayshchuk/es2csv/pull/22>`_)
- Added --scroll_size(-s) argument to specify the scroll size of requests. (Pull `#27 <https://github.com/taraslayshchuk/es2csv/pull/27>`_)
5.2.0 (2017-02-16)
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- Updating version elasticsearch-py to 5.2.* and added support of Elasticsearch 5. (Issue `#19 <https://github.com/taraslayshchuk/es2csv/issues/19>`_)
2.4.3 (2017-02-15)
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- Update doc according to wildcard support in fields naming.
- Added support of old version pip. (Issue `#16 <https://github.com/taraslayshchuk/es2csv/issues/16>`_)
2.4.2 (2017-02-14)
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- Added wildcard support in fields naming.
- Removed column sorting. (Issue `#21 <https://github.com/taraslayshchuk/es2csv/issues/21>`_)
2.4.1 (2016-11-10)
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- Added --auth(-a) argument for Elasticsearch basic authentication. (Pull `#17 <https://github.com/taraslayshchuk/es2csv/pull/17>`_)
- Added --doc_types(-D) argument for specifying document type. (Pull `#13 <https://github.com/taraslayshchuk/es2csv/pull/13>`_)
2.4.0 (2016-10-26)
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- Added JSON validation for raw query. (Issue `#7 <https://github.com/taraslayshchuk/es2csv/issues/7>`_)
- Added checks to exclude hangs during connection issues. (Issue `#9 <https://github.com/taraslayshchuk/es2csv/issues/9>`_)
- Updating version elasticsearch-py to 2.4.0 and freeze this dependence according to mask 2.4.*. (Issue `#14 <https://github.com/taraslayshchuk/es2csv/issues/14>`_)
- Updating version progressbar2 to fix issue with visibility.
1.0.3 (2016-06-12)
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- Added option to read query string from file --query(-q) @'~/filename.json'. (Issue `#5 <https://github.com/taraslayshchuk/es2csv/issues/5>`_)
- Added --meta_fields(-e) argument for selecting meta-fields: _id, _index, _score, _type. (Issue `#6 <https://github.com/taraslayshchuk/es2csv/issues/6>`_)
- Updating version elasticsearch-py to 2.3.0.
1.0.2 (2016-04-12)
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- Added --raw_query(-r) argument for using the native Query DSL format.
1.0.1 (2016-01-22)
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- Fixed support elasticsearch-1.4.0.
- Added --version argument.
- Added history changelog.
1.0.0.dev1 (2016-01-04)
-----------------------
- Fixed encoding in CSV to UTF-8. (Issue `#3 <https://github.com/taraslayshchuk/es2csv/issues/3>`_, Pull `#1 <https://github.com/taraslayshchuk/es2csv/pull/1>`_)
- Added better progressbar unit names. (Pull `#2 <https://github.com/taraslayshchuk/es2csv/pull/2>`_)
- Added pip installation instruction.
1.0.0.dev0 (2015-12-25)
-----------------------
- Initial registration.
- Added first dev-release on github.
- Added first release on PyPI.